Welding machine



FIG. 1 is a first side perspective view illustrating the welding machineshowing my new design;

FIG. 2 is a second side perspective view illustrating the weldingmachine showing my new design;

FIG. 3 is a front perspective view illustrating the welding machineshowing my new design;

FIG. 4 is a rear perspective view illustrating the welding machineshowing my new design;

FIG. 5 is a top perspective view illustrating the welding machineshowing my new design;

FIG. 6 is a rear view of the welding machine shown in FIGS. 1 through 5;

FIG. 7 is a side view of the welding machine shown in FIGS. 1 through 5;and,

FIG. 8 is a top plan view of the welding machine shown in FIGS. 1through 5.

CLAIM The ornamental design for a welding machine, as shown and described. 